18220878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{77867}}^1$

素因数の和:77888

約数の個数: 24

約数和(自身を含む): 42515928

約数和(自身を除く): 24295050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 77867, 155734, 233601, 467202, 700803, 1012271, 1401606, 2024542, 3036813, 6073626, 9110439, 18220878]

約数ペア:

[(1, 18220878), (2, 9110439), (3, 6073626), (6, 3036813), (9, 2024542), (13, 1401606), (18, 1012271), (26, 700803), (39, 467202), (78, 233601), (117, 155734), (234, 77867)]